LG DVD 3000 FAULT

"Phil Allison" <philallison@tpg.com.au> wrote in message
news:3a9b2tF67icctU1@individual.net...
** Service techs are paid *only* to fix faults - not theorise about
them.

Using a fan to keep the ICs on the digital PCB cool is no bodge - it is a
simple, low cost solution to a digital logic design that does not have a
wide enough operating temperature range.
You have already theorised that is where the problem lies!
A real tech would check first.

MrT.
 
"Mr.T" = criminal FUCKWIT !!!!!!!!!!!!
"Phil Allison"

** Service techs are paid *only* to fix faults - not theorise about
them.

Using a fan to keep the ICs on the digital PCB cool is no bodge - it is
a
simple, low cost solution to a digital logic design that does not have a
wide enough operating temperature range.

You have already theorised that is where the problem lies!

* No theory at all - it is the one and only correlation with a problem
that is common to a great many units.

Not until the digital PCB gets very hot * which is NEVER a good thing *
is there any fault.


A real tech would check first.

** It has been checked - plus LG agree the problem is non simple and
offer only PCB replacement as a solution.


Mr.T is a posturing clueless idiot and posting idiotic clichés - since he
totally lacks real insight.


**** Fuck off you stinking TROLL !!!!!!!!!!!!!!!!!!!!!!!!!! ****





............. Phil
 
"Phil Allison" <philallison@tpg.com.au> wrote in message
news:3aa4qgF651cq7U1@individual.net...
"Phil = criminal FUCKWIT !!!!!!!!!!!!
You have already theorised that is where the problem lies!

* No theory at all - it is the one and only correlation with a problem
that is common to a great many units.
Unless you have looked at the units, it IS a theory! Not that you would know
what one is anyway.

A real tech would check first.

** It has been checked - plus LG agree the problem is non simple and
offer only PCB replacement as a solution.
Sure, they want the money.

The easiest fix MAY be to add a fan, but how hard is it to check exactly
where the excess heat is coming from and why?

Phil is a posturing clueless idiot and posting idiotic crap - since he
totally lacks any brains.

MrT.
 
"Mr.T" = FUCK OFF ARSEHOLE !!!


The easiest fix MAY be to add a fan, but how hard is it to check exactly
where the excess heat is coming from and why?

** Obviously that does not lead to any solution except that fan cooling is
the only easy answer.






............... Phil
 
Yes Frank I did check all the caps in the power supply and did narrow down
the fault with freeze spray to one ram chip on the logic board.This chip is
not available individually and would have to buy a complete logic board.I
searched the net for an alternative supplier but no luck.
Seeing these units are 5 years old i could not justify replacing the logic
boards.
I cant quite fathom what MrT is getting at.
The units were all checked and the fault narrowed down to the logic board.I
posted to see if anyone else had seen something similar before contacting
LG.As i posted on the weekend they would not have been open..
And i did find what the problem was.A design flaw in the logic boards
causing too much heat buildup reducing the operating life of the components.
It is not up to me to sit there and theorise how to fix the flaw.That is up
to the designers of the board.
LG know about it but dont seem too interested.
Cheers
Joe
"Franc Zabkar" <fzabkar@optussnet.com.au> wrote in message
news:5seu31563cme85oo9v1csmgi2cbfvqps0n@4ax.com...
On Tue, 22 Mar 2005 00:44:10 +1100, "Mr.T" <MrT@home> put finger to
keyboard and composed:


"Phil Allison" <philallison@tpg.com.au> wrote in message
news:3a7vhbF67bcdeU1@individual.net...
Service techs are paid *only* to fix faults - not theorise about
them.

The simplest and quickest fix that works is the one to use.

I guess that's your practice anyway.
The question is what constitutes a fix, and what constitutes a botch,
hack
or future problem for the next tech?

Normally DVDs aren't worth spending too much time on. However, the OP
said he had three of the same model, so in this case he can afford to
invest three times the amount of time he would normally spend on a
one-off job. Furthermore, if this fault really is a common one, then
the fourth job may be pure profit. Granted, there is very little you
can do with smt stuff, or ASICs, but at the very least I would check
the power supplies, including the onboard regulators, and I would test
the caps for ESR. Before adding a fan, I would localise the fault with
freeze spray and try some heatsinks.


- Franc Zabkar
--
Please remove one 's' from my address when replying by email.
 
Phil = > FUCK OFF ARSEHOLE !!! wrote in message
news:3aa6umF691ik3U1@individual.net...
The easiest fix MAY be to add a fan, but how hard is it to check exactly
where the excess heat is coming from and why?
** Obviously that does not lead to any solution except that fan cooling
is
the only easy answer.
So if you had an amp suffering from thermal runaway, you just shove a fan in
the box!
Heaven help YOUR customers!

MrT.
 
"Mr.T" = Asinine Criminal Liar


So if you had an amp suffering from thermal runaway, you just shove a fan
in
the box!

** Thermal runaway often caused simply by an inadequate heatsink.

Fanning is the simplest answer to that.


Now, go back to you porn sites - wanker.



................... Phil
 
"Phil Allison = Asinine Criminal Liar" <philallison@tpg.com.au> wrote in
message news:3aag9rF69k5ubU1@individual.net...
** Thermal runaway often caused simply by an inadequate heatsink.

Fanning is the simplest answer to that.
So a dead VBE multiplier should be replaced by a fan :)
Good one Phil!

MrT.
 
"Mr.T" Asinine Criminal Liar"

So a dead VBE multiplier should be replaced by a fan :)


** A dead Mr. T could be replaced by a stale dog's turd.

With improvement all round.





............ Phil
 
"Phil Allison Asinine Criminal Liar" <philallison@tpg.com.au> wrote in
message news:3aahskF69pe53U1@individual.net...
** A dead Mr. T could be replaced by a stale dog's turd.
But it would take a full septic tank to replace Phil, dead or alive.

MrT.
 
On Mon, 21 Mar 2005 23:59:04 +1100, "Mr.T" <MrT@home> wrote:

"valiumboy" <pussynuts@bigpond.com> wrote in message
news:Qwm%d.5227$C7.1502@news-server.bigpond.net.au...
Thanks guys for the help.Those heatsinks might do the trick and or the
fan.
MrT if you have nothing to constructivley contribute then piss off you
dickhead.

Anyone with half a brain would find out what the problem really is before
just throwing a fan in the box.
I guess that doesn't include you, since you'd rather abuse people than do a
little research for yourself.

MrT.


I would agree with Phil on trying the fan in this situation, and have
a strong feeling that this is very likely to solve the OP's problems.
computer fans are very cheap now - so its not much of a risk to try.

VCD, and now DVD processor ICS in my opinion run WAY too hot for
comfort, and I cant recall many that had ANY heatsinking on them.

Have seen too many problems (especially intermittents that are hard to
trace) in the past caused by heat. Lowering their temperature lowered
faults dramatically.

The device may be running within spec when in the design labs
"average room temperature" test, (ie: ideal conditions), but put the
thing in the average consumers closed tv cabinet along with other
gear, and/or in a home without air conditioning in summer - and the
device soon is running over spec - and faults are happening

Bean counters certainly don't help in these situations, and with many
of these "ultra cheap supermarket" consumer electronics, I would
imagine trimming costs even by the .001 cent where it can be done
would be vital to profitabilty :(

Another problem could easily occur over time as dust slowly blocks or
restricts the units air ventilation slots, or even accumulates on the
IC itself as well - creating an insulation layer that makes proper
ventilation impossible. in hotter parts of Australia in summer - it
would only multiply the problems

-------------

if possible, proper heatsinking is preferred rather than a fan - but
in many cases like PC processors that develop huge amounts of heat (or
other devices with multiple heat sources scattered over a PCB) it
isn't always practical, and many times more of a pain to fit into a
product after it has been designed and built
 
On Tue, 22 Mar 2005 10:20:22 GMT, "valiumboy" <pussynuts@bigpond.com>
put finger to keyboard and composed:

Yes Frank I did check all the caps in the power supply and did narrow down
the fault with freeze spray to one ram chip on the logic board.
In that case DSE's ramsinks ($14 for a pack of 8) should get you out
of trouble. Be aware that these RAMs may have their own onboard
regulator, so you might want to check that as well.


- Franc Zabkar
--
Please remove one 's' from my address when replying by email.
 
Mr.T wrote:
Phil = > FUCK OFF ARSEHOLE !!! wrote in message

news:3aa6umF691ik3U1@individual.net...

The easiest fix MAY be to add a fan, but how hard is it to check exactly
where the excess heat is coming from and why?

** Obviously that does not lead to any solution except that fan cooling

is

the only easy answer.


So if you had an amp suffering from thermal runaway, you just shove a fan in
the box!
Heaven help YOUR customers!

MrT.


Thats the point he no longer has any
 
Phil Allison wrote:
"Mr.T" Asinine Criminal Liar"


So a dead VBE multiplier should be replaced by a fan :)




** A dead Mr. T could be replaced by a stale dog's turd.

With improvement all round.





........... Phil




reported for abuse and death threats
 
"uHU" <uHu@uhu.net> wrote in message news:42417917_5@x-privat.org...
Phil Allison wrote:
"Mr.T" Asinine Criminal Liar"

So a dead VBE multiplier should be replaced by a fan :)

** A dead Mr. T could be replaced by a stale dog's turd.

With improvement all round.


........... Phil

reported for abuse and death threats
doesn't work. firstly, he's posting with reference to what is probably his
isp's (tpg) email address, but is not using his isps' news server. So you
direct abuse at the news provider (individual.net) he is using, but they
basically suggest "contact the abusive person directly", or bugger off.

to quote:


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"Nathan L,"
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** Whadya reckon about "Bettina Fink " - eh ???

A buxom, blonde Arian babe with waist length plats ??

Knee high patent leather boots too ??

Grrrrrrrrrrrrrrr........




............ Phil
 
"Mr.T" <MrT@home> wrote in message
news:423d6c60$0$22218$afc38c87@news.optusnet.com.au...
"valiumboy" <pussynuts@bigpond.com> wrote in message
news:OHb%d.4751$C7.455@news-server.bigpond.net.au...
Has anyone seen this before and is it a common fault.

You just told us it was a common fault! :)

(Sorry I have no idea of the fix)
Thanks for the informative response.
It may not be common at all.That was the reason i was posting.Just
because
i
have 3 of them with the same symptoms means nothing.
If you have no idea of the fix what was the point of posting

I guess your top posting shows that you are new, so for your info a :) is
called a smiley, and it usually indicates humour.

MrT.
The Fault, apparently was that somebody was selling LG products. Next time,
don't wait for some crazy Yank to be telling you the obvious ;-)
 
"KLR" <kenreed@yahoo.com> wrote in message
news:6m224191a8e3hlrap5spesovbug37ve9hm@4ax.com...
On Mon, 21 Mar 2005 23:59:04 +1100, "Mr.T" <MrT@home> wrote:


"valiumboy" <pussynuts@bigpond.com> wrote in message
news:Qwm%d.5227$C7.1502@news-server.bigpond.net.au...
Thanks guys for the help.Those heatsinks might do the trick and or the
fan.
MrT if you have nothing to constructivley contribute then piss off you
dickhead.

Anyone with half a brain would find out what the problem really is before
just throwing a fan in the box.
I guess that doesn't include you, since you'd rather abuse people than do
a
little research for yourself.

MrT.





I would agree with Phil on trying the fan in this situation, and have
a strong feeling that this is very likely to solve the OP's problems.
computer fans are very cheap now - so its not much of a risk to try.

VCD, and now DVD processor ICS in my opinion run WAY too hot for
comfort, and I cant recall many that had ANY heatsinking on them.

Have seen too many problems (especially intermittents that are hard to
trace) in the past caused by heat. Lowering their temperature lowered
faults dramatically.

The device may be running within spec when in the design labs
"average room temperature" test, (ie: ideal conditions), but put the
thing in the average consumers closed tv cabinet along with other
gear, and/or in a home without air conditioning in summer - and the
device soon is running over spec - and faults are happening

Bean counters certainly don't help in these situations, and with many
of these "ultra cheap supermarket" consumer electronics, I would
imagine trimming costs even by the .001 cent where it can be done
would be vital to profitabilty :(

Another problem could easily occur over time as dust slowly blocks or
restricts the units air ventilation slots, or even accumulates on the
IC itself as well - creating an insulation layer that makes proper
ventilation impossible. in hotter parts of Australia in summer - it
would only multiply the problems

-------------

if possible, proper heatsinking is preferred rather than a fan - but
in many cases like PC processors that develop huge amounts of heat (or
other devices with multiple heat sources scattered over a PCB) it
isn't always practical, and many times more of a pain to fit into a
product after it has been designed and built
I could agree with some of that and I guess that's why there aren't many LG
products in US Wal-Marts.

This is too cheap for them.
 

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